The Budapest Festival Orchestra came to New York to play an all-Dvorak concert at Lincoln Center in New York. But the musicians were shocked when US Customs officials at JFK Airport seized seven bows belonging to the orchestra's string section. New federal regulations ban the commercial import of any and all elephant ivory - including the tips of classical violin bows.

Between them, Randy Kaplan and Zoltan Marian have collected more than 2000 autographs of heads of states, royals and popes. They share a kind of ethical code, but differ when it comes to who will they include in their collections.

Our Geo Quiz takes us to the site of the Underworld Cup of Hungary. The event attracts hundreds of mountain bikers who enjoy the thrill of racing through a maze of dark, narrow tunnels in an abandoned limestone mine on the outskirts of Hungary's capital.

Hungary this week detained the first senior communist party official accused of war crimes in crushing the 1956 uprising. Anchor Marco Werman speaks with Veronika Gulyas of the Dow Jones news service, in Budapest.

The musical group, A Hawk and a Hacksaw, hail from Albuquerque. They play Hungarian and Romanian music. Recently, they performed as the house band at a Romanian restaurant in London. The World's Hugo Boothby caught up with them there.

For today's Geo Quiz, we were looking for the name of Europe's second-longest river. The answer is the Danube. That grand waterway flows through Hungary's capital, Budapest. Anchor Marco Werman speaks with the BBC's Nick Thorpe about an anti-graffiti effort in Budapest.

Hungary this week detained the first senior communist party official accused of war crimes in crushing the 1956 uprising. Anchor Marco Werman speaks with Veronika Gulyas of the Dow Jones news service, in Budapest.

The Budapest Festival Orchestra came to New York to play an all-Dvorak concert at Lincoln Center in New York. But the musicians were shocked when US Customs officials at JFK Airport seized seven bows belonging to the orchestra's string section. New federal regulations ban the commercial import of any and all elephant ivory - including the tips of classical violin bows.

Between them, Randy Kaplan and Zoltan Marian have collected more than 2000 autographs of heads of states, royals and popes. They share a kind of ethical code, but differ when it comes to who will they include in their collections.

Our Geo Quiz takes us to the site of the Underworld Cup of Hungary. The event attracts hundreds of mountain bikers who enjoy the thrill of racing through a maze of dark, narrow tunnels in an abandoned limestone mine on the outskirts of Hungary's capital.

The musical group, A Hawk and a Hacksaw, hail from Albuquerque. They play Hungarian and Romanian music. Recently, they performed as the house band at a Romanian restaurant in London. The World's Hugo Boothby caught up with them there.

Between them, Randy Kaplan and Zoltan Marian have collected more than 2000 autographs of heads of states, royals and popes. They share a kind of ethical code, but differ when it comes to who will they include in their collections.